#!/bin/sh

# Slackware build script for dwdiff
# Written by slakmagik <jsun@freeshell.org>
# Released under the WTFPL

PRGNAM=dwdiff
VERSION=1.4
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
fi

if [[ -z $UNICODE ]]; then
    UNICODE=without
else
    UNICODE=with
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tgz
cd $PRGNAM-$VERSION
chown -R root:root .
find . \
  \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
  -exec chmod 755 {} \; -o \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 \
  -o -perm 400 \) -exec chmod 644 {} \;

# This is one messed up makefile
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --${UNICODE}-unicode \
  --prefix=/usr \
  --mandir='$(prefix)/man'

make LINGUAS="${NLS:=""}" prefix=$PKG/usr
make LINGUAS="${NLS:=""}" prefix=$PKG/usr install

mv $PKG/usr/share/doc $PKG/usr
if [ -z "$NLS" ]; then # share/ will be empty 
    rmdir $PKG/usr/share
fi

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : |
    xargs strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : |
    xargs strip --strip-unneeded 2> /dev/null
)

( cd $PKG/usr/man
  find . -type f -exec gzip -9 {} \;
  for i in $(find . -type l); do ln -s $(readlink $i).gz $i.gz; rm $i; done
)

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.tgz
